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Finding the Fourth Proportional to 554,480.92, 831,751.60 and 175,373.32

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Solution

The fourth proportional to 554,480.92, 831,751.60 and 175,373.32 is: 263,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,480.92 : 831,751.60 = 175,373.32 : x
  2. Step 2: Convert to fraction form
    554,480.92/831,751.60 = 175,373.32/x
  3. Step 3: Cross multiply
    554,480.92x = 831,751.60 × 175,373.32
  4. Step 4: Simplify right side
    554,480.92x = 145,867,039,507.31
  5. Step 5: Solve for x
    x = 145,867,039,507.31/554,480.92
  6. Step 6: Final answer
    x = 263,069.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.